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Use for data science questions related to the programming language Python. Not intended for general coding questions (which should be asked on Stack Overflow).

2 votes
1 answer
2k views

Change priority of cell execution in jupyter notebook?

I am sometimes in the following situation: I want to execute two cells: Cell 1 takes on the order of 10 minutes or hours. Cell 2 will take 1 second. I'd rather execute cell 2 first and see the resul …
user637140's user avatar
1 vote
2 answers
894 views

problems with installing tensorflow using anaconda [closed]

I am trying to use anaconda 4.5.12 to install tensorflow on an Ubuntu 18.04.1 LTS system with python 3.7.1 and pycharm 2018.3.3. …
user637140's user avatar
0 votes
1 answer
40 views

How is this tensorflow command interpreted?

I am reading an introductory tutorial on tensorflow here, and I'm confused about the code that defines an input layer for a word2vec embedding: # Headline input: meant to receive sequences of 100 int …
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1 vote
1 answer
97 views

Arguments in python fast.ai function that are not in the function definition?

How does this work in python? …
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2 votes
1 answer
2k views

gpu pytorch code way slower than cpu code?

I have the following pytorch code in a jupyter notebook: import torch t_cpu = torch.rand(500,500,500) %timeit t_cpu @ t_cpu Which outputs: 422 ms ± 3.93 ms per loop (mean ± std. dev. of 7 runs, 1 …
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